Implementation of hierarchical GAF, a cooperative power saving scheme for sensor networks. - Takashi Osawa; Tokuya Inagaki; Susumu Ishihara (ICUIMC, 2009)

HGAF-h: A Hierarchical Honeycomb Cooperative Power Saving Architecture for Sensor Networks. - Takashi Osawa; Tokuya Inagaki; Susumu Ishihara (Mobile Data Management, 2009)